CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities:
Net loss	$ (1,275)	$ (1,305)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	291	465
Amortization of deferred pension costs	106	406
Pension settlement charge	3,620
Provision for excess and obsolete inventory	155	197
Other	166	190
Changes in assets and liabilities:
Decrease in restricted cash	110	309
Decrease (increase) in accounts receivable	(373)	979
Increase in inventories	(64)	(1,335)
Decrease (increase) in costs and estimated earnings in excess of excess of billings on uncompleted contracts, net	(2,177)	2,510
Decrease (increase) in prepaid expenses and other assets	(367)	326
Increase (decrease) in accounts payable	352	(723)
Decrease in accrued liabilities	(111)	(29)
Increase (decrease) in accrued pension and retirement liabilities	(84)	91
Decrease in pension settlement obligation	(2,019)
Increase (decrease) in customer deposits	(849)	1,924
Decrease in deferred rent obligation	(424)
Net cash provided by (used in) operating activities	(2,943)	4,005
Cash flows from investing activities:
Purchases of property and equipment	(182)	(395)
Proceeds from sale of property and equipment	9
Proceeds from sale of marketable securities		229
Net cash used in investing activities	(173)	(166)
Cash flows from financing activities:
Principal payments on long-term debt	(188)	(177)
Net cash used in financing activities	(188)	(177)
Net increase (decrease) in cash and cash equivalents	(3,304)	3,662
Cash and cash equivalents as of beginning of the year	7,038	3,376
Cash and cash equivalents as of end of the year	3,734	7,038
Supplemental disclosures of non-cash investing and financing activities
Settlement of pension liability	35,870
Increase in minimum pension and retirement obligations	661	16,422
Disposal of building and accrued lease obligations		9,378
Supplemental disclosures of cash flow information
Cash paid during the year for: Interest	364	425
Cash paid during the year for: Income taxes	$ 12	$ 22

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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

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- References

No definition available.

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